.pad30{
    padding: 30px 0;
}
.pad50{
    padding: 50px 0;
}
a:hover{
    text-decoration: none;;
}
ul,li{
    list-style: none;
}
input {
    outline: none;
}
* {
    margin: 0;
    padding: 0;
}
html,body {
    margin: 0 auto;
}
body {
    margin:0 auto;
    background:#fff;
    font-family: "微软雅黑",Arial, Helvetica, sans-serif,\u5FAE\u8F6F\u96C5\u9ED1;
    font-size: 16px;
    color: #333;
}
.fn-textcenter {
    text-align: center;
}
.fn-textright {
    text-align: right;
}
.fn-textleft {
    text-align: left;
}